/* ═══════════════════════════════════════════════════
   RUN GGUF — Landing Page Stylesheet
   ═══════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  --electric-border-color: #dd8448;
  --electric-light-color: oklch(from var(--electric-border-color) l c h);
  --gradient-color: oklch(from var(--electric-border-color) 0.3 calc(c / 2) h / 0.4);
  --color-neutral-900: oklch(0.185 0 0);

  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --text-primary: #f0f0f5;
  --text-secondary: rgba(240, 240, 245, 0.6);
  --text-muted: rgba(240, 240, 245, 0.35);
  --accent: #dd8448;
  --accent-glow: rgba(221, 132, 72, 0.3);
  --accent-secondary: #e8956a;
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-glow: 0 0 60px -12px var(--accent-glow);
  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.4);

  /* holographic card vars */
  --pointer-x: 50%;
  --pointer-y: 50%;
  --pointer-from-center: 0;
  --pointer-from-top: 0.5;
  --pointer-from-left: 0.5;
  --card-opacity: 0;
  --rotate-x: 0deg;
  --rotate-y: 0deg;
  --background-x: 50%;
  --background-y: 50%;
  --card-scale: 1;

  --grain: url(https://assets.codepen.io/13471/grain.webp);
  --metafy: url(https://assets.codepen.io/13471/metafy-repeat.png);
  --sunpillar-1: hsl(2, 100%, 73%);
  --sunpillar-2: hsl(53, 100%, 69%);
  --sunpillar-3: hsl(93, 100%, 69%);
  --sunpillar-4: hsl(176, 100%, 76%);
  --sunpillar-5: hsl(228, 100%, 74%);
  --sunpillar-6: hsl(283, 100%, 73%);
  --sunpillar-clr-1: var(--sunpillar-1);
  --sunpillar-clr-2: var(--sunpillar-2);
  --sunpillar-clr-3: var(--sunpillar-3);
  --sunpillar-clr-4: var(--sunpillar-4);
  --sunpillar-clr-5: var(--sunpillar-5);
  --sunpillar-clr-6: var(--sunpillar-6);
  --card-radius: 6.55% / 4.75%;
}

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

code {
  font-family: var(--font-mono);
  background: rgba(221, 132, 72, 0.15);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.85em;
}

/* ═══════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.nav-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: contain;
}

.nav-title {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 1px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.3s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s;
  border-radius: 1px;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  color: #0a0a0f;
  transition: all 0.3s;
  box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ═══════════════════════════════════════════════════
   HERO SECTION — Electric Border Card
   ═══════════════════════════════════════════════════ */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 0%, rgba(221, 132, 72, 0.08) 0%, transparent 60%),
              var(--bg-primary);
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-particles .particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: particle-float 8s infinite ease-in-out;
}

@keyframes particle-float {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  20% { opacity: 0.6; }
  80% { opacity: 0.3; }
  100% { opacity: 0; transform: translateY(-400px) scale(1); }
}

/* Main container */
.main-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.svg-container {
  position: absolute;
}

/* Card container */
.card-container {
  padding: 2px;
  border-radius: var(--radius-xl);
  position: relative;
  background: linear-gradient(-30deg, var(--gradient-color), transparent, var(--gradient-color)),
              linear-gradient(to bottom, var(--color-neutral-900), var(--color-neutral-900));
  animation: hero-card-entrance 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes hero-card-entrance {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(40px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.inner-container {
  position: relative;
}

.border-outer {
  border: 2px solid rgba(221, 132, 72, 0.5);
  border-radius: var(--radius-xl);
  padding-right: 4px;
  padding-bottom: 4px;
}

.main-card {
  width: 380px;
  height: 540px;
  border-radius: var(--radius-xl);
  border: 2px solid var(--electric-border-color);
  margin-top: -4px;
  margin-left: -4px;
  filter: url(#turbulent-displace);
}

.glow-layer-1 {
  border: 2px solid rgba(221, 132, 72, 0.6);
  border-radius: var(--radius-xl);
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  filter: blur(1px);
}

.glow-layer-2 {
  border: 2px solid var(--electric-light-color);
  border-radius: var(--radius-xl);
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  filter: blur(4px);
}

.overlay-1 {
  position: absolute;
  width: 100%; height: 100%;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: var(--radius-xl);
  opacity: 1;
  mix-blend-mode: overlay;
  transform: scale(1.1);
  filter: blur(16px);
  background: linear-gradient(-30deg, white, transparent 30%, transparent 70%, white);
}

.overlay-2 {
  position: absolute;
  width: 100%; height: 100%;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: var(--radius-xl);
  opacity: 0.5;
  mix-blend-mode: overlay;
  transform: scale(1.1);
  filter: blur(16px);
  background: linear-gradient(-30deg, white, transparent 30%, transparent 70%, white);
}

.background-glow {
  position: absolute;
  width: 100%; height: 100%;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: var(--radius-xl);
  filter: blur(32px);
  transform: scale(1.1);
  opacity: 0.3;
  z-index: -1;
  background: linear-gradient(-30deg, var(--electric-light-color), transparent, var(--electric-border-color));
}

.content-container {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
}

.content-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 36px 40px 16px;
  height: 100%;
  gap: 8px;
}

.content-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 32px 36px;
  gap: 16px;
}

.scrollbar-glass {
  background: radial-gradient(47.2% 50% at 50.39% 88.37%, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0) 100%),
              rgba(255, 255, 255, 0.04);
  position: relative;
  transition: background 0.3s ease;
  border-radius: 14px;
  width: fit-content;
  padding: 8px 16px;
  text-transform: uppercase;
  font-weight: bold;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 1px;
}

.scrollbar-glass::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  padding: 1px;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.48) 16.73%, rgba(255, 255, 255, 0.08) 30.2%, rgba(255, 255, 255, 0.08) 68.2%, rgba(255, 255, 255, 0.6) 81.89%);
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  pointer-events: none;
}

.hero-version {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  opacity: 0.7;
}

.hero-logo {
  width: 100px;
  height: 100px;
  border-radius: 20px;
  object-fit: contain;
  margin-top: auto;
  filter: drop-shadow(0 0 20px var(--accent-glow));
  animation: logo-pulse 3s ease-in-out infinite;
}

@keyframes logo-pulse {
  0%, 100% { filter: drop-shadow(0 0 20px var(--accent-glow)); }
  50% { filter: drop-shadow(0 0 40px var(--accent-glow)); }
}

.content-container .title {
  font-size: 42px;
  font-weight: 900;
  letter-spacing: 3px;
  background: linear-gradient(to bottom, #fff, #ccc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.content-container .description {
  opacity: 0.6;
  text-align: center;
  font-size: 14px;
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  color: #0a0a0f;
  font-weight: 700;
  font-size: 13px;
  border-radius: var(--radius-md);
  transition: all 0.3s;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  border-radius: var(--radius-md);
  transition: all 0.3s;
}
.btn-hero-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
}

.divider {
  border: none;
  height: 1px;
  background-color: currentColor;
  opacity: 0.1;
  mask-image: linear-gradient(to right, transparent, black, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black, transparent);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: bounce 2s infinite;
  z-index: 1;
}

.scroll-indicator span {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ═══════════════════════════════════════════════════
   SECTIONS — Common
   ═══════════════════════════════════════════════════ */
.section {
  padding: 120px 24px;
  position: relative;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
  background: linear-gradient(to bottom, #fff, rgba(255,255,255,0.7));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Reveal animation */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════
   FEATURES SECTION
   ═══════════════════════════════════════════════════ */
.features-section {
  background: radial-gradient(ellipse at 30% 50%, rgba(221, 132, 72, 0.04) 0%, transparent 50%),
              var(--bg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 16px;
  display: inline-block;
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════════════
   HOW IT WORKS
   ═══════════════════════════════════════════════════ */
.how-section {
  background: var(--bg-secondary);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: all 0.4s;
}

.step-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.step-number {
  font-size: 48px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  line-height: 1;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.step-line {
  position: absolute;
  top: 50%;
  right: -12px;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: translateY(-50%);
}

.step-card:last-child .step-line {
  display: none;
}

/* ═══════════════════════════════════════════════════
   GALLERY SECTION — Scroll Animated Grid
   ═══════════════════════════════════════════════════ */
.gallery-section {
  background: radial-gradient(ellipse at 70% 50%, rgba(221, 132, 72, 0.04) 0%, transparent 50%),
              var(--bg-primary);
  overflow: hidden;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-inline: 0;
}

.card-animation-layer {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

/* Scroll-driven animation */
@keyframes slide-in {
  from {
    scale: 0.85;
    opacity: 0;
    rotate: calc((var(--side, 1) * (5deg * var(--amp, 1))));
  }
  to {
    scale: 1;
    opacity: 1;
    rotate: 0deg;
  }
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) {
    .card-animation-layer {
      animation: slide-in linear both;
      animation-timeline: view();
      animation-range: cover 0% contain 15%;
    }
  }
}

.card-animation-layer:nth-of-type(3n + 1) { transform-origin: 50vw 100%; --side: -1; --amp: 1.5; }
.card-animation-layer:nth-of-type(3n + 2) { transform-origin: 0vw 100%; --side: 0; --amp: 0; }
.card-animation-layer:nth-of-type(3n)     { transform-origin: -50vw 100%; --side: 1; --amp: 1.5; }

.card-animation-layer:hover {
  transform: translateY(-6px) scale(1.02);
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(221, 132, 72, 0.15);
  z-index: 2;
}

.card-animation-layer img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.5s;
}

.card-animation-layer:hover img {
  transform: scale(1.05);
}

.card-animation-layer .card-label {
  padding: 12px 16px;
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

/* Lightbox */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(16px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  cursor: zoom-out;
}

.lightbox-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-overlay img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: 0 0 80px rgba(221, 132, 72, 0.2);
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  cursor: pointer;
  transition: all 0.3s;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ═══════════════════════════════════════════════════
   LATEST ADDITIONS
   ═══════════════════════════════════════════════════ */
.additions-section {
  background: var(--bg-secondary);
}

.additions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}

.addition-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all 0.3s;
}

.addition-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.addition-check {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.addition-item strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.addition-item p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════════════
   TECH STACK
   ═══════════════════════════════════════════════════ */
.tech-section {
  background: var(--bg-primary);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.tech-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all 0.4s;
}

.tech-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.tech-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.tech-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.tech-card p {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════
   INSTALLATION
   ═══════════════════════════════════════════════════ */
.install-section {
  background: var(--bg-secondary);
}

.install-card {
  max-width: 720px;
  margin: 0 auto;
}

.code-window {
  background: #0d0d14;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.code-header {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-color);
}

.code-dots {
  display: flex;
  gap: 8px;
  margin-right: 16px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.code-title {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.code-body {
  padding: 24px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 2;
  color: #c0c0d0;
}

.code-comment {
  color: #5a5a7a;
}

.code-cmd {
  color: var(--accent);
  font-weight: 600;
}

/* ═══════════════════════════════════════════════════
   PROFILE SECTION — Holographic Card
   ═══════════════════════════════════════════════════ */
.profile-section {
  background: radial-gradient(ellipse at 50% 50%, rgba(221, 132, 72, 0.06) 0%, transparent 50%),
              var(--bg-primary);
}

.profile-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 64px;
  flex-wrap: wrap;
}

.profile-info {
  max-width: 400px;
}

.profile-info h3 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.profile-bio {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.profile-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.profile-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s;
}

.profile-link:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateX(4px);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Holographic Card */
.card-wrapper {
  perspective: 500px;
  transform: translate3d(0, 0, 0.1px);
  position: relative;
  touch-action: none;
}

.card-wrapper::before {
  content: "";
  position: absolute;
  inset: -10px;
  background: inherit;
  background-position: inherit;
  border-radius: inherit;
  transition: all 0.5s ease;
  filter: contrast(2) saturate(2) blur(36px);
  transform: scale(0.8) translate3d(0, 0, 0.1px);
  background-size: 100% 100%;
  background-position: 0px 0px, 0px 0px, 50% 50%, 0px 0px;
  background-image:
    radial-gradient(farthest-side circle at var(--pointer-x, 50%) var(--pointer-y, 50%),
      hsla(266, 100%, 90%, var(--card-opacity)) 4%,
      hsla(266, 50%, 80%, calc(var(--card-opacity) * 0.75)) 10%,
      hsla(266, 25%, 70%, calc(var(--card-opacity) * 0.5)) 50%,
      hsla(266, 0%, 60%, 0) 100%),
    radial-gradient(35% 52% at 55% 20%, #00FFAAC4 0%, #073AFF00 100%),
    radial-gradient(100% 100% at 50% 50%, #00C1FFFF 1%, #073AFF00 76%),
    conic-gradient(from 124deg at 50% 50%, #C137FFFF 0%, #07C6FFFF 40%, #07C6FFFF 60%, #C137FFFF 100%);
}

.card-wrapper:hover::before,
.card-wrapper.active::before {
  filter: contrast(1) saturate(2) blur(40px) opacity(1);
  transform: scale(0.9) translate3d(0, 0, 0.1px);
}

.card-wrapper:hover,
.card-wrapper.active {
  --card-opacity: 1;
}

#card {
  height: 340px;
  display: grid;
  aspect-ratio: 0.718;
  border-radius: var(--card-radius);
  position: relative;
  background-blend-mode: color-dodge, normal, normal, normal, normal;
  animation: glow-bg 12s linear infinite;
  box-shadow: rgba(0, 0, 0, 0.8) calc((var(--pointer-from-left) * 10px) - 3px) calc((var(--pointer-from-top) * 20px) - 6px) 20px -5px;
  transition: transform 1s ease;
  transform: translate3d(0, 0, 0.1px) rotateX(0deg) rotateY(0deg);
  background-size: 100% 100%;
  background-position: 0px 0px, 0px 0px, 50% 50%, 0px 0px;
  background-image:
    radial-gradient(farthest-side circle at var(--pointer-x, 50%) var(--pointer-y, 50%),
      hsla(266, 100%, 90%, var(--card-opacity)) 4%,
      hsla(266, 50%, 80%, calc(var(--card-opacity) * 0.75)) 10%,
      hsla(266, 25%, 70%, calc(var(--card-opacity) * 0.5)) 50%,
      hsla(266, 0%, 60%, 0) 100%),
    radial-gradient(35% 52% at 55% 20%, #00FFAAC4 0%, #073AFF00 100%),
    radial-gradient(100% 100% at 50% 50%, #00C1FFFF 1%, #073AFF00 76%),
    conic-gradient(from 124deg at 50% 50%, #C137FFFF 0%, #07C6FFFF 40%, #07C6FFFF 60%, #C137FFFF 100%);
  overflow: hidden;
}

#card:hover,
#card.active {
  transition: none;
  transform: translate3d(0, 0, 0.1px) rotateX(var(--rotate-y)) rotateY(var(--rotate-x));
}

#card * {
  display: grid;
  grid-area: 1/-1;
  border-radius: var(--card-radius);
  transform: translate3d(0px, 0px, 0.1px);
  pointer-events: none;
}

#card .inside {
  inset: 1px;
  position: absolute;
  background-image: linear-gradient(145deg, #60496e8c 0%, #71C4FF44 100%);
  background-color: rgb(0 0 0 / 90%);
  transform: translate3d(0px, 0px, 0.01px);
}

.card__shine {
  mask-image: var(--metafy);
  mask-mode: luminance;
  mask-repeat: repeat;
  mask-size: 150%;
  mask-position: top calc(200% - (var(--background-y) * 5)) left calc((100% - var(--background-x)));
  transition: filter 0.6s ease;
  filter: brightness(0.66) contrast(1.33) saturate(0.33) opacity(0.5);
  animation: holo-bg 18s linear infinite;
  mix-blend-mode: color-dodge;
}

.card__shine,
.card__shine::after {
  --space: 5%;
  --angle: -45deg;
  display: grid;
  transform: translate3d(0, 0, 1px);
  overflow: hidden;
  z-index: 3;
  background: transparent;
  background-size: cover;
  background-position: center;
  background-image:
    repeating-linear-gradient(0deg,
      var(--sunpillar-clr-1) calc(var(--space)*1),
      var(--sunpillar-clr-2) calc(var(--space)*2),
      var(--sunpillar-clr-3) calc(var(--space)*3),
      var(--sunpillar-clr-4) calc(var(--space)*4),
      var(--sunpillar-clr-5) calc(var(--space)*5),
      var(--sunpillar-clr-6) calc(var(--space)*6),
      var(--sunpillar-clr-1) calc(var(--space)*7)),
    repeating-linear-gradient(var(--angle),
      #0e152e 0%, hsl(180, 10%, 60%) 3.8%, hsl(180, 29%, 66%) 4.5%,
      hsl(180, 10%, 60%) 5.2%, #0e152e 10%, #0e152e 12%),
    radial-gradient(farthest-corner circle at var(--pointer-x) var(--pointer-y),
      hsla(0, 0%, 0%, 0.1) 12%, hsla(0, 0%, 0%, 0.15) 20%, hsla(0, 0%, 0%, 0.25) 120%);
  background-position: 0% var(--background-y), calc(var(--background-x)) var(--background-y), center center;
  background-blend-mode: color, hard-light;
  background-size: 500% 500%, 300% 300%, 200% 200%;
  background-repeat: repeat;
}

.card__shine::before,
.card__shine::after {
  content: "";
  background-position: center;
  background-size: cover;
  grid-area: 1/1;
  opacity: 0;
  pointer-events: none;
}

#card:hover .card__shine,
#card.active .card__shine {
  filter: brightness(0.85) contrast(1.5) saturate(0.5);
  animation: none;
}

#card:hover .card__shine::before,
#card:hover .card__shine::after,
#card.active .card__shine::before,
#card.active .card__shine::after {
  opacity: 1;
}

.card__shine::before {
  background-image:
    linear-gradient(45deg, var(--sunpillar-4), var(--sunpillar-5), var(--sunpillar-6),
      var(--sunpillar-1), var(--sunpillar-2), var(--sunpillar-3)),
    radial-gradient(circle at var(--pointer-x) var(--pointer-y), hsl(0, 0%, 70%) 0%, hsla(0, 0%, 30%, 20%) 90%),
    var(--grain);
  background-size: 250% 250%, 100% 100%, 220px 220px;
  background-position: var(--pointer-x) var(--pointer-y), center center, calc(var(--pointer-x) * 0.01) calc(var(--pointer-y) * 0.01);
  background-blend-mode: color-dodge;
  filter: brightness(calc(2 - var(--pointer-from-center))) contrast(calc(var(--pointer-from-center) + 2)) saturate(calc(0.5 + var(--pointer-from-center)));
  mix-blend-mode: luminosity;
}

.card__shine::after {
  background-position: 0% var(--background-y), calc((var(--background-x)) * 0.4) calc(var(--background-y) * 0.5), center center;
  background-size: 200% 300%, 700% 700%, 100% 100%;
  mix-blend-mode: difference;
  filter: brightness(0.8) contrast(1.5);
}

#card .card__glare {
  transform: translate3d(0, 0, 1.1px);
  overflow: hidden;
  background-image:
    radial-gradient(farthest-corner circle at var(--pointer-x) var(--pointer-y),
      hsl(248, 25%, 80%) 12%, hsla(207, 40%, 30%, 0.8) 90%);
  mix-blend-mode: overlay;
  filter: brightness(0.8) contrast(1.2);
  z-index: 4;
}

.card__shine,
.card__glare,
.avatar {
  will-change: transform, opacity, background-image, background-size,
    background-position, background-blend-mode, filter, box-shadow;
}

#card .avatar__content {
  mix-blend-mode: color-dodge;
}

#card .avatar__content .avatar {
  border-radius: 200px;
  max-width: 70%;
  margin: 10% auto;
  position: relative;
  opacity: calc((1.75 - var(--pointer-from-center)));
  box-shadow: rgba(0, 0, 0, 0.6) calc((var(--pointer-from-left) * 6px) - 2px) calc((var(--pointer-from-top) * 14px) - 4px) 20px -3px;
}

.card__content {
  padding: 1em;
  grid-template-rows: 2fr 1fr;
  max-height: 100%;
  overflow: hidden;
  text-align: center;
  pointer-events: none;
  position: relative;
  transform: translate3d(calc(var(--pointer-from-left) * -6px + 3px), calc(var(--pointer-from-top) * -6px + 3px), 0.1px) !important;
  z-index: 5;
}

#card .card__details {
  z-index: 4;
  grid-row: 2/3;
  justify-content: space-evenly;
  display: flex;
  gap: 0.5em;
  flex-direction: column;
  margin-top: 1em;
}

.card__details h3 {
  font-weight: 600;
  font-size: min(3.5svh, 1.8em);
  margin: 0;
  background-image: linear-gradient(to bottom, white, #aaaadd);
  background-size: 1em 1.5em;
  -webkit-text-fill-color: transparent;
  -webkit-background-clip: text;
  mix-blend-mode: plus-lighter;
}

.card__details p {
  color: white;
  text-shadow: 0 -1px 1px black;
  background: linear-gradient(to bottom, #465964 calc(-100% + var(--pointer-y)), #202539 30%, #14181d 70%, #544855 calc(100% + var(--pointer-y)));
  text-transform: uppercase;
  font-size: 12px;
  margin-inline: auto;
  margin-block: 0;
  padding: 0.35em 1.25em;
  width: min-content;
  border-radius: 2em !important;
  box-shadow: 0 0 0 1px #14181d, rgba(0, 0, 0, 0.6) calc((var(--pointer-from-left) * 6px) - 2px) calc((var(--pointer-from-top) * 14px) - 4px) 15px -5px;
}

@keyframes glow-bg {
  0% { --bgrotate: 0deg; }
  100% { --bgrotate: 360deg; }
}

@keyframes holo-bg {
  0% { background-position: 0% var(--background-y), 0% 0%, center center; }
  100% { background-position: 0% var(--background-y), 90% 90%, center center; }
}

/* ═══════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════ */
.footer {
  padding: 48px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 18px;
}

.footer-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  object-fit: contain;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-muted);
}

.footer-divider {
  border: none;
  height: 1px;
  background: var(--border-color);
  margin: 24px 0;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--accent);
  font-weight: 600;
  transition: color 0.3s;
}

.footer-bottom a:hover {
  color: var(--accent-secondary);
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .steps-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-line {
    display: none;
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 20px;
  }

  .nav-hamburger {
    display: flex;
  }

  .btn-download {
    display: none;
  }

  .section-title {
    font-size: 32px;
  }

  .section-subtitle {
    font-size: 15px;
  }

  .main-card {
    width: 300px;
    height: 440px;
  }

  .content-container .title {
    font-size: 32px;
  }

  .steps-container {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .additions-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .profile-wrapper {
    flex-direction: column;
    gap: 40px;
  }

  .profile-info {
    text-align: center;
  }

  .profile-links {
    align-items: center;
  }

  .footer-top,
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 80px 16px;
  }

  .main-card {
    width: 260px;
    height: 380px;
  }

  .content-top {
    padding: 24px 28px 12px;
  }

  .content-bottom {
    padding: 12px 20px 24px;
  }

  .content-container .title {
    font-size: 26px;
  }

  .hero-logo {
    width: 70px;
    height: 70px;
  }
}

/* ═══════════════════════════════════════════════════
   CUSTOM SCROLLBAR
   ═══════════════════════════════════════════════════ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(221, 132, 72, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(221, 132, 72, 0.5);
}

/* Selection */
::selection {
  background: rgba(221, 132, 72, 0.3);
  color: #fff;
}